English dictionary



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English adjective: ultraviolet

1. ultraviolet having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end


SamplesUltraviolet radiation.
An ultraviolet lamp.


Similarinvisible, unseeable


Antonymsseeable, visible


English noun: ultraviolet

1. ultraviolet (phenomenon) radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays


Synonymsultraviolet illumination, ultraviolet light, ultraviolet radiation, UV


Broader (hypernym)actinic radiation, actinic ray


Narrower (hyponym)sun-ray, sunray









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